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| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring: prevent opcode speculation\n\nsqe->opcode is used for different tables, make sure we santitise it\nagainst speculations." |
| } |
| ], |
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| { |
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| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
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| "io_uring/io_uring.c" |
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| }, |
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| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "io_uring/io_uring.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.6", |
| "status": "affected" |
| }, |
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| "version": "0", |
| "lessThan": "5.6", |
| "status": "unaffected", |
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| "version": "6.13.5", |
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| "versionType": "semver" |
| }, |
| { |
| "version": "6.14", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
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| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
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| "vulnerable": true, |
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| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.6", |
| "versionEndExcluding": "6.14" |
| } |
| ] |
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| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/b9826e3b26ec031e9063f64a7c735449c43955e4" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/506b9b5e8c2d2a411ea8fe361333f5081c56d23a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/fdbfd52bd8b85ed6783365ff54c82ab7067bd61b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1e988c3fe1264708f4f92109203ac5b1d65de50b" |
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| ], |
| "title": "io_uring: prevent opcode speculation", |
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| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2025-21863", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
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